package com.huluobo.a2210mdmdemo.views

import android.widget.Space
import androidx.compose.foundation.clickable
import androidx.compose.foundation.layout.Arrangement
import androidx.compose.foundation.layout.Column
import androidx.compose.foundation.layout.Row
import androidx.compose.foundation.layout.Spacer
import androidx.compose.foundation.layout.fillMaxWidth
import androidx.compose.foundation.layout.height
import androidx.compose.foundation.layout.padding
import androidx.compose.foundation.layout.size
import androidx.compose.foundation.lazy.LazyColumn
import androidx.compose.foundation.lazy.items
import androidx.compose.foundation.shape.RoundedCornerShape
import androidx.compose.material3.Text
import androidx.compose.runtime.Composable
import androidx.compose.runtime.LaunchedEffect
import androidx.compose.runtime.getValue
import androidx.compose.runtime.mutableStateOf
import androidx.compose.runtime.remember
import androidx.compose.runtime.setValue
import androidx.compose.runtime.snapshots.SnapshotStateList
import androidx.compose.ui.Alignment
import androidx.compose.ui.Modifier
import androidx.compose.ui.draw.clip
import androidx.compose.ui.graphics.Color
import androidx.compose.ui.layout.ContentScale
import androidx.compose.ui.text.font.FontWeight
import androidx.compose.ui.unit.dp
import androidx.compose.ui.unit.sp
import androidx.navigation.NavHostController
import coil.compose.AsyncImage
import com.blankj.utilcode.util.TimeUtils
import com.google.gson.Gson
import com.huluobo.a2210mdmdemo.video.VideoPage
import com.huluobo.lib_base.RoutePath
import com.hyphenate.chat.EMClient
import com.hyphenate.chat.EMConversation
import com.hyphenate.chat.EMMessage
import com.hyphenate.chat.EMMessage.ChatType
import com.hyphenate.chat.EMTextMessageBody
import kotlinx.coroutines.launch
import java.util.Date

/**
 *  Created by LC on 2025/3/26.
 */

@Composable
fun MessagePage(navHostController: NavHostController) {
    val messageList = remember {
        SnapshotStateList<EMConversation>()
    }

    LaunchedEffect(key1 = "", block = {
        launch {
            messageList.addAll(EMClient.getInstance().chatManager().allConversations.values)
        }
    })
    Column(
        Modifier
            .fillMaxWidth()
            .padding(20.dp)
    ) {
        Text(text = "消息", fontSize = 26.sp, fontWeight = FontWeight.Bold)
        Spacer(modifier = Modifier.height(10.dp))

        LazyColumn(modifier = Modifier.fillMaxWidth(), verticalArrangement = Arrangement.spacedBy(10.dp), content = {
            items(messageList) {
                ConversationItem(emConversation = it, navHostController = navHostController)
            }
        })
    }
}

@Composable
fun ConversationItem(emConversation: EMConversation, navHostController: NavHostController) {
    var isGroup by remember {
        mutableStateOf(false)
    }
    Row(
        verticalAlignment = Alignment.CenterVertically,
        modifier = Modifier
            .padding(10.dp)
            .fillMaxWidth()
            .clickable {
                when (emConversation.type) {
                    EMConversation.EMConversationType.Chat -> {
                        isGroup = false
                    }

                    EMConversation.EMConversationType.GroupChat -> {
                        isGroup = true
                    }

                    else -> {}
                }
                if (isGroup) {
                    val chatBean = ChatBean(emConversation.conversationId(), EMMessage.ChatType.GroupChat)
                    val json = Gson().toJson(chatBean)
                    navHostController.navigate(RoutePath.CHAT + "/$json")
                } else {
                    val chatBean = ChatBean(emConversation.conversationId(), EMMessage.ChatType.Chat)
                    val json = Gson().toJson(chatBean)
                    navHostController.navigate(RoutePath.CHAT + "/$json")
                }
            }
    ) {
        AsyncImage(
            model = "https://img0.baidu.com/it/u=788800651,2030194952&fm=253&app=120&size=w931&n=0&f=JPEG&fmt=auto?sec=1730307600&t=9c17b588a934b0ccf76349e5e5b7ca08",
            contentDescription = "",
            Modifier
                .size(50.dp)
                .clip(RoundedCornerShape(5.dp)),
            contentScale = ContentScale.Crop
        )
        Row(
            modifier = Modifier
                .fillMaxWidth()
                .padding(start = 10.dp),
            horizontalArrangement = Arrangement.SpaceBetween
        ) {
            Column(modifier = Modifier.height(50.dp), verticalArrangement = Arrangement.SpaceAround) {
                Text(text = emConversation.conversationId())
                Text(text = (emConversation.lastMessage.body as EMTextMessageBody).message, color = Color.Gray)
            }
            Text(
                text = TimeUtils.date2String(Date(emConversation.lastMessage.msgTime)).substring(0, 10),
                color = Color.LightGray
            )
        }

    }
}